85813036 has 24 divisors (see below), whose sum is σ = 155542464. Its totient is φ = 41396880.

The previous prime is 85812983. The next prime is 85813097. The reversal of 85813036 is 63031858.

It is a happy number.

It is a junction number, because it is equal to n+sod(n) for n = 85812992 and 85813010.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11271 + ... + 17281.

It is an arithmetic number, because the mean of its divisors is an integer number (6480936).

Almost surely, 2^85813036 is an apocalyptic number.

85813036 is a gapful number since it is divisible by the number (86) formed by its first and last digit.

It is an amenable number.

85813036 is a deficient number, since it is larger than the sum of its proper divisors (69729428).

85813036 is a wasteful number, since it uses less digits than its factorization.

85813036 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6141 (or 6139 counting only the distinct ones).

The product of its (nonzero) digits is 17280, while the sum is 34.

The square root of 85813036 is about 9263.5325875176. The cubic root of 85813036 is about 441.0803959397.

The spelling of 85813036 in words is "eighty-five million, eight hundred thirteen thousand, thirty-six".